Patents Represented by Attorney, Agent or Law Firm John E. Drach
  • Patent number: 6548717
    Abstract: A process for making branched, substantially unsaturated fatty alcohols involving: (a) providing a C16-22 fatty acid; (b) dimerizing the C16-22 fatty acid to form a monomer fraction containing branched, substantially unsaturated fatty acids; (c) removing the monomer fraction; (d) esterifying the branched, substantially unsaturated fatty acids contained in the monomer fraction into branched, substantially unsaturated fatty acid methyl esters; and (e) hydrogenating the branched, substantially unsaturated fatty acid methyl esters with their double bonds intact, to form the branched, substantially unsaturated fatty alcohols.
    Type: Grant
    Filed: June 23, 2000
    Date of Patent: April 15, 2003
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Alfred Westfechtel, Norbert Huebner, Lothar Friesenhagen, Gerrit Pelzer, Norbert Klein, Ansgar Behler, Thomas B. Downing, Steven A. Kennedy, C. William Blewett
  • Patent number: 6544445
    Abstract: A fire-resistant composite substrate for use in making structural openings fire-resistant, the substrate containing: (a) elastically compressible particles; (b) at least one heat-activated expanding agent; (c) at least one heat-activated binder; and (d) a diisocyanate adhesive.
    Type: Grant
    Filed: August 6, 1999
    Date of Patent: April 8, 2003
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Robert Graf, Maria-Elisabeth Kaiser
  • Patent number: 6541446
    Abstract: The use of monocyclic aldehydes as odorous materials, which can be produced through partial or total hydroformylation of (di)methyl-substituted cyclooct(adi)enes, is described. The fragrance enhancing capacity of the compounds is described in methods for their use both as perfumes and perfume enhancers or boosters.
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: April 1, 2003
    Assignee: Cognis Deutschland GmbH
    Inventor: Thomas Markert
  • Patent number: 6540942
    Abstract: Nonaqueous compositions comprising at least one product of the reaction between A) a linking agent of formula I R4(Y)3  (I) Wherein each Y group is a halogen atom or one Y group is a halogen atom and two Y groups represent an epoxy oxygen atom, which is attached to two adjacent carbon atoms in the R4 group to form an epoxy group, and R4 is an alkanetriyl group containing from 3 to 10 carbon atoms; and B) a compound of formula II R3(EO)n(PO)m(BO)pX  (II) Wherein R3 is substituted or unsubstituted, saturated or unsaturated, organic oxy or thio group having from 1 to 36 carbon atoms or a primary or secondary amino group having from 1 to 36 carbon atoms; n is a number of from 0 to 50; m is a number of from 0 to 50; p is a number of from 0 to 50; and X is hydrogen, or X can be a mercapto group, an amino group, or a C1-C6 alkylamino group in place of a terminal —OH group, provided that when X is mercapto, amino or a C1-C6 alkylamino, the sum of n, m, and p must be at least 1; and the
    Type: Grant
    Filed: October 15, 2001
    Date of Patent: April 1, 2003
    Assignee: Cognis Corporation
    Inventors: Miguel A. Dones, Ramesh L. Narayan
  • Patent number: 6541445
    Abstract: The use of tricyclic aldehydes as odorous materials, which can be produced through partial or total hydroformylation of tricyclo[5.2.1.02,6]-dec(adi)enes, except saturated monoaldehydes, is described. The fragrance enhancing capacity of the compounds is described in methods for their use both as perfumes and perfume enhancers or boosters.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: April 1, 2003
    Assignee: Cognis Deutschland GmbH
    Inventor: Thomas Markert
  • Patent number: 6537562
    Abstract: An aqueous cosmetic phase-inversion temperature emulsion containing: (a) a wax ester; (b) a triglyceride; (c) a partial glyceride; and (d) a fatty alcohol polyglycol ether.
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: March 25, 2003
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Axel Boettcher, Hermann Hensen, Werner Seipel
  • Patent number: 6537963
    Abstract: The use of bicyclic aldehydes as odorous materials, which can be produced through partial or total hydroformylation of bicyclo[3.3.0]-oct(adi)enes, is described. The fragrance enhancing capacity of the compounds is described in methods for their use both as perfumes and perfume enhancers or boosters.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: March 25, 2003
    Assignee: Cognis Deutschland GmbH
    Inventor: Thomas Markert
  • Patent number: 6532973
    Abstract: A cleaning composition containing: (A) an alkyl polyglycoside corresponding to formula I: R1O(R2O)b(Z)a  I wherein R1 is a monovalent organic radical having from about 6 to about 30 carbon atoms; R2 is a divalent alkylene radical having from 2 to 4 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; b is a number having a value from 0 to about 12; a is a number having a value from 1 to about 6; and (B) at least one product of a reaction between: a) at least one linking agent of formula IV: R4(Y)3  (IV)  wherein each Y group is a halogen atom or one Y group is a halogen atom and two Y groups with two adjacent carbon atoms in the R4 group and an oxygen atom form an epoxy group, and R4 is an alkanetriyl group containing from 3 to 10 carbon atoms; and (b) at least one compound of formula (II) R3(EO)n(PO)m(BO)pX  (II)  wherein R3 is a substituted or unsubstituted saturated or unsaturated, aliphatic oxy or thio group having from 1 to about 36 carbon
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: March 18, 2003
    Assignee: Cognis Corporation
    Inventors: Stephen F. Gross, Timothy C. Morris, Michael S. Wiggins, Robert J. Valesky
  • Patent number: 6534091
    Abstract: A microcapsule having a mean diameter of from about 0.1 to about 5 mm, a membrane and a matrix containing at least one active principle wherein the microcapsule is the product of the process comprising the steps of (a) forming an aqueous matrix by heating an aqueous solution comprised of a gel former, a chitosan and active principle; (b) adding the aqueous matrix to an aqueous solution of an anionic polymer selected from the group consisting of a salt of alginic acid and an anionic chitosan derivative.
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: March 18, 2003
    Assignee: Cognis Iberia S. L.
    Inventors: Josep Garces Garces, Josep-Lluis Viladot Petit
  • Patent number: 6528475
    Abstract: A process for making a solid primary alkyl amine salt, and its use in a powdered laundry detergent.
    Type: Grant
    Filed: October 5, 2000
    Date of Patent: March 4, 2003
    Assignee: Cognis Corporation
    Inventors: Stephen F. Gross, Robert J. Valesky, Timothy C. Morris, Robert J. Coakley, George Smith
  • Patent number: 6517840
    Abstract: A process for recovering isoflavone values from a biomass in which the isoflavone values are extracted from the biomass with a selective solvent for the isoflavone values, solid isoflavone values and the selective solvent are contacted with a nonsolvent or antisolvent for the isoflavone value which is miscible with the selective solvent. Optionally the nonsolvent or antisolvent is admixed with water during the contact with the solid isoflavone values to improve the purity and recovery of the solid isoflavone values.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: February 11, 2003
    Assignee: Cognis Corporation
    Inventors: William G. Kozak, Puvin Pichai, Patricia J. Voorstad, Sang I. Kang, Michael Rueter, Jonathan D. Thomas
  • Patent number: 6515065
    Abstract: Water-soluble nonionic polyurethanes as protective colloids for the polymerization of olefinically unsaturated monomers in aqueous medium wherein the water-soluble nonionic polyurethanes have been prepared by reacting a) organic polyisocyanates with b) water-soluble polyalkylene glycols containing at least 70% by weight of ethylene glycol groups and with c) polyhydric branched alcohols containing at least three hydroxyl groups per molecule and wherein the equivalent ratio of b) to c) is in the range from 1:0.01 to 1:10 and the equivalent ratio of [b)+c)] to a) is in the range from 1:0.6 to 1:0.85.
    Type: Grant
    Filed: September 11, 1997
    Date of Patent: February 4, 2003
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Carsten Baumann, Dieter Feustel, Norbert Huebner
  • Patent number: 6512016
    Abstract: Defoaming compositions consisting essentially of: A) at least one organosilicone compound having defoaming activity in aqueous based compositions; and B) at least one base catalyzed reaction product of: a) a linking agent of formula I R4(Y)3  (I) wherein each Y group is a halogen atom or a halogen and two Y groups on adjacent carbons in R4 and an oxygen may be an epoxy group, and R4 is an alkane triyl group having 3 to 10 carbon atoms; and b) a compound of formula II R3(EO)n(PO)m(BO)pX  (II) wherein R3 is defined in the specification; n, m, and p are 0 to 50; X is hydrogen, mercapto group or amino group; when X is other than hydrogen, the sum of m, n, and p must be at least 1; the mole ratio of I:II is from about 0.6:1 to about 5:1; and aqueuos compositions containing them.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: January 28, 2003
    Assignee: Cognis Corporation
    Inventors: Ayaz Khan, Samuel A. Firman, III, David W. Brown, John E. Nowicki
  • Patent number: 6509395
    Abstract: Branched polymer defoamers for pigment dispersants. The branched polymers are the reaction products of a linking agent defined by formula (I): R(Y)3  (I) wherein each Y group is a halogen atom or one Y group is a halogen atom and two Y groups together represent an epoxy oxygen atom, which is attached to two adjacent carbon atoms in the R group to form an epoxy group, and R is an alkanetriyl group containing from 3 to 10 carbon atoms, and b) at least one compound having the formula (II) R1X(EO)n(PO)m(BO)pZ  (II) wherein R1 is a substituted or unsubstituted, saturated or unsaturated, organic group having from 4 to 36 carbon atoms; x is —O—, —S—, or —NR2—where R2 is hydrogen or a C1-C4 alkyl group; Z is hydrogen, —NHR2 in place of a terminal —O— group wherein R2 has the meaning given above, or —SH, in which the —SH group is present in place of a terminal —O— group; n is a number of from 0 to 100, e.g.
    Type: Grant
    Filed: March 8, 2001
    Date of Patent: January 21, 2003
    Assignee: Cognis Corporation
    Inventors: Kenneth Breindel, David W. Brown
  • Patent number: 6506316
    Abstract: An aqueous emulsion containing a hydrophobicizing composition, the composition containing: (a) a zirconium salt; and (b) a fatty compound selected from the group consisting of (i) branched or unbranched, symmetrical or nonsymmetrical dialkyl ethers having from about 8 to 44 carbon atoms, (ii) ester of branched or unbranched fatty acids having from about 12 to 22 carbon atoms with branched or unbranched fatty alcohols having from about 8 to 22 carbon atoms, (iii) branched or unbranched, symmetrical or nonsymmetrical dialkyl ketones having from about 8 to 44 carbon atoms, and mixtures thereof, and wherein the aqueous emulsion has an average particle size of from about 100 to 200 nm.
    Type: Grant
    Filed: September 17, 2001
    Date of Patent: January 14, 2003
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Bernd Wahle, Ludwid Boenniger, Wolfgang Tuerk
  • Patent number: 6506821
    Abstract: A self-dispersible curable epoxy resin composition containing a reaction product of: (a) 1.0 equivalent of epoxy resin; (b) 0.01 to 1.0 equivalent of polyhydric phenol; and (c) 0.005 to 0.5 equivalent of an amine/epoxy adduct formed by reacting: (i) an aromatic polyepoxide; and (ii) a polyoxyalkylenamine, in an equivalent ratio of from about 1:0.10 to 1:0.28.
    Type: Grant
    Filed: August 7, 2001
    Date of Patent: January 14, 2003
    Assignee: Cognis Deutschland GmbH & Co., KG
    Inventors: Thomas Huver, Vincenzo Foglianisi, Horst Sulzbach, Tamara Leuschner
  • Patent number: 6503734
    Abstract: A novel gene has been isolated which encodes cytochrome b5 (CYTb5) protein of the &ohgr;-hydroxylase complex of C. tropicalis 20336. Vectors including this gene, and transformed host cells are provided. Methods of increasing the production of a CYTb5 protein are also provided which involve transforming a host cell with a gene encoding this protein and culturing the cells. Methods of increasing the production of a dicarboxylic acid are also provided which involve increasing in the host cell the number of genes encoding this protein.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: January 7, 2003
    Assignee: Cognis Corporation
    Inventors: David L. Craft, Krishna M. Madduri, John C. Loper
  • Patent number: 6500232
    Abstract: Process and equipment for the removal of crud from the interface between aqueous and organic layers in SX settlers in which at least one rotatable auger is positioned at or near the interface to remove crud continuously or intermittently from the interface.
    Type: Grant
    Filed: July 18, 2001
    Date of Patent: December 31, 2002
    Assignee: Cognis Corporation
    Inventors: Jerome P. Dorlac, R. Brantly Sudderth
  • Patent number: 6498268
    Abstract: A method of producing alkylene glycol esters of unbranched aliphatic dicarboxylic acids with limited homolog distribution, and the use of the esters produced as monomer structural units for producing polymers are disclosed.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: December 24, 2002
    Assignee: Cognis Deutschland GmbH
    Inventor: Hans-Christian Raths
  • Patent number: 6498261
    Abstract: The invention is a method for improving the color and color stability of oleic acid by a two column distillation process in which the oleic acid to be color improved is introduced into a first distillation zone containing an enriching section and a stripping section providing a minor amount of a topping product and a major amount of underflow containing the oleic acid and passing the oleic acid to a bottom portion of a second distillation zone having an enriching section to recover the improved oleic acid with improved color and color stability as a top product from the second distillation zone.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 24, 2002
    Assignee: Cognis Corporation
    Inventors: Edward L. Ewbank, David J. Anneken